EPA's proposal would reduce heavy-duty engine emissions during a broader range of operating conditions that span nearly all in-use operations, such as low-load and idling.
Oregon's new rules will speed the transition to electric and lower-emissions trucks, buses, and vans, and likely will inspire other states to also adopt the emissions regulations.
The new California Air Resources Board standard mandates that by 2045, every new truck sold in California will be zero-emission.
Cummins Inc. has begun a formal review of its emissions certification and compliance process relating to diesel engines it supplies to Fiat Chrysler Automobiles for Ram pickups, the engine-maker has announced.
Fiat Chrysler Automobiles NV will pay $110 million to settle a lawsuit that it misled U.S. investors over excess diesel emissions and failed to comply with federal safety regulations.
A new study by the American Transportation Research Institute looked at a particularly notorious freeway interchange in Atlanta to determine the impact congestion has on truck operations.
Seemingly acting out of character, the Environmental Protection Agency on Nov. 13 announced it will launch a rulemaking to further cut the emission of nitrogen oxide from diesel-powered heavy-duty trucks.
FedEx Express improved fuel efficiency by 2.9% in fiscal year 2017 and has moved closer to meeting its corporate goal of a 50% increase by 2025 over 2005 levels, the company reported in its annual sustainability report.
Voters in Missouri, Utah, and Washington rejected state ballot measures on Tuesday that would have added new taxes on fuel or energy use by fleet vehicles, while California voters elected to keep increased fuel taxes in place to fund the state's infrastructure.
Denso announced it has expanded its PowerEdge diesel aftertreatment products line to include light- and medium-duty trucks and vans.
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